I/O modules • 167
Analog Inputs 750-452, -454, (-482), (-484)
Modular I/O System
ETHERNET TCP/IP
750-452, 750-454
Input current
0-20mA
Input current
4-20mA
Value
Binary
Hex.
Dec.
20
20
0111 1111 1111 1000
7F F8
32760
10
12
0100 0000 0000 0000
40 00
16384
5
8
0010 0000 0000 0000
20 00
8192
2.5
6
0001 0000 0000 0000
10 00
4096
0.156
4.125
0000 0001 0000 0000
01 00
256
0.01
4.0078
0000 0000 0001 0000
00 10
16
0.005
4.0039
0000 0000 0000 1000
00 08
8
0
4
0000 0000 0000 0111
00 07
7
0
4
0000 0000 0000 0000
0
0
Numerical format for Siemens function blocks
For fieldbus masters with the ability to evaluate the status information within
the data word, i.e. Siemens format.
The status information is contained in Bit B0 .. B2.
The digitized input is placed at the position Bit B3 .. B15.
750-452/000-200, (formerly 750-482)
Input current
0-20mA
Value
Binary
X E O*
)
Hex.
Dec.
>20
0100 0000 0000 0
0 0 1
4001
16385
20
0100 0000 0000 0
0 0 0
4000
16384
10
0010 0000 0000 0
0 0 0
2000
8192
5
0001 0000 0000 0
0 0 0
1000
4096
2.5
0000 1000 0000 0
0 0 0
0800
2048
1.25
0000 0100 0000 0
0 0 0
0400
1024
0.625
0000 0010 0000 0
0 0 0
0200
512
0.0976
0000 0000 0000 1
0 0 0
0008
8
0
0000 0000 0000 0
0 0 0
0000
0
*
)
X : without meaning, E : short circuit or open circuit, O : overflow